Fishermen boat rent

budget = int(input())
season = input()
fishermen = int(input())
seasons = ["Spring", "Summer", "Autum", "Winter"]
prices = [3000, 4200, 4200, 2600]
index = seasons.index(season)
rent = 0

if season in seasons:
  rent = prices[index]
  if fishermen <=6:
    rent *=0.9
  elif 7 <= fishermen <=11:
    rent *= 0.85
  elif fishermen >= 12:
    rent *=0.75

if fishermen % 2 == 0 and season != "Autum":
  rent *= 0.95

print(f"Yes! You have {(budget - rent):.2f} leva left" if budget >= rent else f"Not enough money! You need {(rent - budget):.2f} leva.")